DK2459954T3 - Varmevekslerrør - Google Patents

Varmevekslerrør Download PDF

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Publication number
DK2459954T3
DK2459954T3 DK10804010.6T DK10804010T DK2459954T3 DK 2459954 T3 DK2459954 T3 DK 2459954T3 DK 10804010 T DK10804010 T DK 10804010T DK 2459954 T3 DK2459954 T3 DK 2459954T3
Authority
DK
Denmark
Prior art keywords
heat exchanger
tube
ovular
exchanger tube
indentations
Prior art date
Application number
DK10804010.6T
Other languages
English (en)
Inventor
Ghanshyam Singh
Arvind Pattamatta
Original Assignee
Thermax Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=43529784&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK2459954(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Thermax Ltd filed Critical Thermax Ltd
Application granted granted Critical
Publication of DK2459954T3 publication Critical patent/DK2459954T3/da

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F13/00—Arrangements for modifying heat-transfer, e.g. increasing, decreasing
    • F28F13/06—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media
    • F28F13/12—Arrangements for modifying heat-transfer, e.g. increasing, decreasing by affecting the pattern of flow of the heat-exchange media by creating turbulence, e.g. by stirring, by increasing the force of circulation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/02—Tubular elements of cross-section which is non-circular
    • F28F1/06—Tubular elements of cross-section which is non-circular crimped or corrugated in cross-section
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/08—Tubular elements crimped or corrugated in longitudinal section
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/42—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being both outside and inside the tubular element
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • F28F1/42—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being both outside and inside the tubular element
    • F28F1/424—Means comprising outside portions integral with inside portions
    • F28F1/426—Means comprising outside portions integral with inside portions the outside portions and the inside portions forming parts of complementary shape, e.g. concave and convex
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/02—Tubular elements of cross-section which is non-circular
    • F28F2001/027—Tubular elements of cross-section which is non-circular with dimples

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Geometry (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)

Claims (2)

1. Varmevekslerrør omfattende: et rørformet legeme (702, 802, 902, 1010), som har et cirkulært tværsnit defineret af en væg, der har en udvendig overflade (704, 904), en indvendig overflade (706, 906), og en rørledning (708) gennem det rørformede legeme (702, 802, 902, 1010), som definerer en langsgående akse og en strømningsretning af en fluid inden i det rørformede legeme (702, 802, 902, 1010), hvor en flerhed af ægformede fordybninger (710, 804, 908, 1020) i en retning i det væsentlige parallelt med aksen er udformet i væggen, som udstrækker sig fra den udvendige overflade (704, 904), hvilke fordybninger rager gennem den indvendige overflade (706, 906) af væggen og er orienteret på væggen af det rørformede legeme i et spiralformet mønster, hvor hver af flerheden af ægformede fordybninger (710, 804, 908, 1020) er defineret af en forholdsvis bred ende (716, 910, 1040) og en forholdsvis smal ende (718, 912, 1030), hvor forholdet mellem bredden af den brede ende (Wl) og bredden af den smalle ende (W2) er mellem 1,25 og 3,75, hvor den smalle ende er udkelet, den brede ende (716, 910, 1040) er anbragt i den opstrøms retning af strømningen i forhold til den smalle ende (718, 912, 1030), kendetegnet ved, at flerheden af ægformede fordybninger er orienteret med en hældning fra den brede ende til den smalle ende for at have den brede ende (Wl) anbragt i den opstrøms retning af strømningen i forhold til den smalle ende (W2), og det kumulative volumen af flerheden af ægformede fordybninger er mellem 1,5 og 3,5 % af voluminet af rørledningen.
2. Varmevekslerrør ifølge krav 1, hvor flerheden af ægformede fordybninger (710, 804, 908, 1020) danner puklede fremspring på den indvendige overflade (706, 906) af det rørformede legeme (701, 802, 902, 1010).
DK10804010.6T 2009-07-29 2010-07-29 Varmevekslerrør DK2459954T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IN1735MU2009 2009-07-29
PCT/IN2010/000499 WO2011013144A2 (en) 2009-07-29 2010-07-29 A heat exchanger tube

Publications (1)

Publication Number Publication Date
DK2459954T3 true DK2459954T3 (da) 2018-02-26

Family

ID=43529784

Family Applications (1)

Application Number Title Priority Date Filing Date
DK10804010.6T DK2459954T3 (da) 2009-07-29 2010-07-29 Varmevekslerrør

Country Status (4)

Country Link
EP (1) EP2459954B1 (da)
DK (1) DK2459954T3 (da)
PL (1) PL2459954T3 (da)
WO (1) WO2011013144A2 (da)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012216146A1 (de) * 2012-09-12 2014-03-13 Udo Hellwig Wärmeübertragungseinrichtung, Wärmeübertrager sowie Verfahren zur Übertragung von Wärme von einem ersten Fluid auf ein zweites Fluid
DE202012104478U1 (de) * 2012-11-20 2014-02-28 Makita Corporation Zylinder für eine luftgekühlte Brennkraftmaschine
DE102013211579A1 (de) * 2013-06-19 2014-12-24 Behr Gmbh & Co. Kg Wärmetauschereinrichtung und Heizvorrichtung
EP3320245B1 (en) 2015-07-09 2020-07-29 SABIC Global Technologies B.V. Minimizing coke formation in a hydrocarbon cracker system
FR3111972B1 (fr) * 2020-06-24 2022-08-05 Valeo Systemes Thermiques Conduit pour echangeur thermique
US11709021B2 (en) 2020-07-13 2023-07-25 Transportation Ip Holdings, Llc Thermal management system and method
WO2023203500A1 (en) * 2022-04-19 2023-10-26 Bosch Management Services (Pty) Ltd Heat exchanger tube

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1836063U (de) * 1961-04-14 1961-08-03 Christian Steeb Flachrohr mit eingepraegten nocken und dorn zu seiner herstellung.
US3664928A (en) * 1969-12-15 1972-05-23 Aerojet General Co Dimpled heat transfer walls for distillation apparatus
JPH06100432B2 (ja) * 1984-06-20 1994-12-12 株式会社日立製作所 伝熱管
RU2020304C1 (ru) * 1992-03-31 1994-09-30 Геннадий Ираклиевич Кикнадзе Поверхность обтекания для формирования динамических вихревых структур в пограничных и пристенных слоях потоков сплошных сред
JP3322292B2 (ja) * 1995-10-23 2002-09-09 日立電線株式会社 伝熱管
CN2293790Y (zh) * 1996-06-27 1998-10-07 湘潭大学 球面形凹凸换热管
DE20100116U1 (de) * 2001-01-05 2001-03-22 Hde Metallwerk Gmbh Wärmetauscherrohr für flüssige oder gasförmige Medien
US20060231241A1 (en) * 2005-04-18 2006-10-19 Papapanu Steven J Evaporator with aerodynamic first dimples to suppress whistling noise
JP4884140B2 (ja) * 2006-09-04 2012-02-29 パナソニック株式会社 フィンチューブ型熱交換器およびヒートポンプ装置
DE202008002466U1 (de) * 2008-02-21 2008-05-29 Pasemann, Lutz, Dr. Stirlingmotor-Erhitzer aus einem Bündel strukturierter Röhren

Also Published As

Publication number Publication date
WO2011013144A2 (en) 2011-02-03
WO2011013144A3 (en) 2011-04-28
EP2459954B1 (en) 2017-11-15
PL2459954T3 (pl) 2018-08-31
EP2459954A4 (en) 2014-05-21
EP2459954A2 (en) 2012-06-06

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